Motorhome Gas Prop, 26 inch 150lb. Motorhome Gas prop replacements for RV applications such as your camper door or compartment doors. The unique selector guide leads consumers to the right prop the first time ??? leaving the customer happy and reducing return rates.Motorhome gas prop fit chart can be viewed by visiting the link in the category, RV Hardware. Then select Gas Springs and Door Struts. Link in red at top of that page allows you to ensure proper pound force and size you need.